Gray sculpture, also known as piled gray, is a traditional outdoor architectural decoration art derived from brick carving and clay sculpture. It has existed since the Tang Dynasty and was most popular in the Ming and Qing Dynasties. The contents include landscapes, flowers, birds and beasts, figures, calligraphy, etc., and are mostly used for the decoration of ancestral halls, temples, temples and mansions. The gray sculpture craft is exquisite. It uses lime to sculpt shapes on buildings. The forms of expression include multi-layer "three-dimensional" gray sculpture, relief-style "semi-sunken and floating" gray sculpture, and figure-carved single-shaped "single" gray sculpture. Traditional gray sculpture technology is widely distributed and has various forms. There are a large number of exquisite gray sculpture works in the existing ancestral halls and temples such as Shengzhou City God Temple, Sanjie Shining City God Temple, Chongren Yushan Gong Temple, and Jinting Temple, such as "Peach Garden Oath", "Guo Ziyi Birthday Celebration", "Nezha Conquers the Sea", "Changbanpo", "Wa General", "Two Dragons Playing with Pearls" and Eight Immortals, carp, birds and beasts, flowers, etc. The folk gray sculpture craft not only pays attention to the formal beauty of the pattern, but also pays attention to the meaning of the pattern. The works are both expressive and elegant, and have a unique style and deep meaning, reflecting people's pursuit of beauty and simple feelings of praying for good luck and blessings. It is the folk architectural art style and distinctive folk handicraft in Shengzhou. In June 2009, it was included in the third batch of Zhejiang Province's intangible cultural heritage list.